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20170120 - Filament data for 11 UTC
Available data for 20170120: »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  299 1373 (N12E54 L=173)  1013    151        2 ( 268/1312- 328/1425)  90.0 E58-E51 N08-N15
      2  933 1343 (N13E08 L=219)   248     64        1 ( 919/1310- 953/1377) -76.0 E08-E06 N11-N15
      3  831  744 (S23E10 L=217)   336     65        0 ( 802/ 721- 872/ 776) -26.6 E12-E07 S24-S21
      4  812  359 (S50E12 L=215)   469     65        0 ( 779/ 330- 850/ 394) -33.7 E14-E08 S52-S47
  
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» All Filament Data of 20170120 ...
IDL code for reading binary data:
    OPENR, u, binfile, /COMP, /GET_LUN
    head = FLTARR(6) ;[xsize,ysize,radius,hh,mm,ss]
    READU, u, head
    data = INTARR(FIX(head[0]),FIX(head[1]))
    READU, u, data
    FREE_LUN, u
    
  • each filament has the value of Fil_ID
  • all values are in pixel
to get the area of a filament:
  c = WHERE(data EQ Fil_ID, area)
  f = '(2(A,I6))'
  PRINT, FORM=f, "Area of Fil_ID", Fil_ID," =", area 
be careful: y-origin is upper left! you can transpose the data:
  data = ROTATE(data,7)
  Solar_y = 2048-Solar_y